WO2022001693A1

WO2022001693A1 - Refrigerator door with replaceable door panel

Info

Publication number: WO2022001693A1
Application number: PCT/CN2021/100875
Authority: WO
Inventors: 李晓峰; 王文椿; 张�浩; 纪璇; 李佳明
Original assignee: 重庆海尔制冷电器有限公司; 青岛海尔电冰箱有限公司; 海尔智家股份有限公司
Priority date: 2020-06-30
Filing date: 2021-06-18
Publication date: 2022-01-06
Also published as: EP4174420A4; US20230251020A1; EP4174420A1; CN113865232A; CN113865232B

Abstract

Provided in the present invention is a refrigerator door with a replaceable door panel. The refrigerator door with a replaceable door panel comprises: a foam door body, and a door panel plate fitting the foam door body and detachably connected to the foam door body; the foam door body comprises a foam main body, and a connecting portion embedded from a front surface of the foam main body; the door panel plate comprises a door panel and a hook provided at a rear surface of the door panel and cooperating with the connecting portion; the connecting portion comprises a first groove formed by recessing from the front surface of the foam main body to the interior of the foam main body, a first sliding groove obliquely arranged and a second sliding groove connected to the first sliding groove being formed in the first groove; and the hook comprises a first sliding rod and a second sliding rod respectively cooperating with the first sliding groove and the second sliding groove. By means of the cooperation between the sliding grooves and the sliding rods, the present invention allows for simple and reliable replacement of the door panel plate, and reduces replacement costs.

Description

Refrigerator door with replaceable front

technical field

The invention relates to the technical field of household appliances, in particular to a refrigerator door with a replaceable door.

Background technique

With the continuous development of science and technology, refrigerators have become one of the indispensable household appliances in the family. In existing applications, with the improvement of user needs, refrigerators are not only used as household appliances, but also exist as decorations in the home environment; before users buy refrigerators, there are usually many requirements for the color and pattern of the appearance of the refrigerator. The single appearance of the refrigerator affects Users’ purchase needs; in addition, because the service life of refrigerators can usually reach 8 to 10 years, the appearance of the refrigerator cannot meet the user’s long-term requirements after purchasing a refrigerator with changes in the environment and scene during use. Adjust the demand; in another case, the refrigerator also has the risk of breaking the door during use and transportation; in the above cases, if the entire door of the refrigerator is replaced, the replacement cost will be high, and the use of the refrigerator will be affected, which is not conducive to meeting the needs of the refrigerator. consumer demand;

For the refrigerator door with replaceable front panel proposed in the prior art, a hook hole is usually provided at the top of the foam door body, and a hook is provided at the top of the door panel. During the combination process, the hook is directly hung in the hook hole to complete the refrigerator. Replacing the door panel; in this way, when the refrigerator door is assembled, the hook is usually set protruding from the top of the refrigerator, and the appearance is difficult to meet the needs of the user.

SUMMARY OF THE INVENTION

The object of the present invention is to provide a refrigerator door with a replaceable door.

In order to achieve the above purpose of the invention, the refrigerator door with a replaceable door surface of the present invention includes: a foamed door body, a door panel that matches the foamed door body and is detachably connected to the foamed door body; the foamed door body includes: The foam body is embedded with a hook portion from the front surface of the foam body; the door panel comprises: a door face and a hook arranged on the rear surface of the door face and cooperating with the hook portion;

The hooking part includes: a first groove formed by concave from the front surface of the foam body to the inside of the foam body, the first groove has a first surface disposed close to the upper end of the foam body, connected to the first surface and close to the foam body. a second surface provided at the lower end of the foam body, and a third surface and a fourth surface respectively connecting the first surface and the second surface;

The first surface is an inclined surface inclined from bottom to top and inclined to the outside of the first groove;

The hooking part further includes: a first inclined surface arranged at least spaced from one of the third surface and the fourth surface and protruding from the second surface in the direction of the first surface, the first surface and the first surface The inclined surfaces are parallel to each other, and a first chute is formed between the parallel parts, and the entrance of the first chute is formed between the ends arranged toward the front surface of the foaming body; the side wall of the first inclined surface is spaced from it. A second chute and/or a third chute is formed between the third surface and/or the fourth surface;

The hook includes: a first sliding rod arranged in parallel with the door panel, and at least one second sliding rod connecting the first sliding rod and the door panel;

The first sliding bar is matched with the first sliding slot and has a space from the entrance of the first sliding slot; the second sliding bar is matched with the preset second sliding slot and/or the first sliding slot. Three chutes.

As a further improvement of an embodiment of the present invention, the part where the first groove is formed by the depression is in the shape of a right-angled triangular trapezoid, and one of the right-angled faces of the right-angled triangular trapezoid shape is coplanar with the front surface of the foam body, and the right-angled triangular trapezoid is in the shape of a right-angled triangle. The other right-angled surface, the inclined surface and the two symmetrical end surfaces of the mesa shape respectively form the second surface, the third surface and the fourth surface of the first groove.

As a further improvement of an embodiment of the present invention, the connection between the first surface and the second surface is connected by a circular arc surface.

As a further improvement of an embodiment of the present invention, a stop table is extended from the second face in the direction of the first face, and the stop table has a wall surface close to the first face to form the first slope; The stop table further includes: a second connecting surface disposed close to and parallel to the second surface and/or a third connecting surface disposed close to and parallel to the third surface, and simultaneously connecting the first inclined surface and the fourth connecting surface of the second surface.

As a further improvement of an embodiment of the present invention, the fourth connection surface extends from the end of the second surface away from the first chute toward the first inclined surface.

As a further improvement of an embodiment of the present invention, the fourth connecting surface includes a first sub-connecting surface perpendicular to the second surface, and a second sub-connecting surface connecting the first sub-connecting surface and the first inclined surface , the second sub-connecting surface is an inclined surface arranged from bottom to top and inclined into the first groove.

As a further improvement of an embodiment of the present invention, the connection between the first sub-connection surface and the second sub-connection surface is a circular arc surface connection, and/or the connection between the second sub-connection surface and the first inclined surface is Arc face connection.

As a further improvement of an embodiment of the present invention, the stop table includes: the first inclined surface, the second connecting surface, the third connecting surface and the fourth connecting surface;

The hook includes: a first sliding rod arranged in parallel with the door panel, two second sliding rods respectively connecting the door panel and two ends of the first sliding rod, and the two second sliding rods are parallel to each other .

As a further improvement of an embodiment of the present invention, the second sliding rod is perpendicular to the rear wall surface of the door panel.

As a further improvement of an embodiment of the present invention, the hooking portion further includes: a hooking piece disposed on the front surface of the foam door body, and the middle part of the hooking plate is recessed into the foam door body to form the first a slot;

A U-shaped boss is arranged on the wall surface of the hanging piece facing the door panel and below the first groove. The U-shaped opening of the boss faces the top of the foamed door body, and the hanging piece A U-shaped first positioning groove is formed on the wall surface facing the door panel;

The hook further comprises: a fixing plate arranged on the rear surface of the door panel, the middle portion of the fixing plate protrudes toward the foam door body to form a convex piece, and the second sliding rod is arranged on the convex piece;

Corresponding to each first sliding rod and under each sliding rod, a second positioning groove is formed inwardly from the surface of the protruding sheet toward the foam door body, and the second positioning groove penetrates the protrusion The sheet faces the wall of the lower end of the foamed door body;

The refrigerator door also includes a magnetic suction piece and an iron piece that are arranged to cooperate with each other in magnetic attraction;

One of the magnetic suction sheet or the iron sheet is arranged on the wall surface of the hanging sheet inside the foam door body, and is arranged corresponding to the position of the first positioning groove, and the other of the magnetic suction sheet or the iron sheet is arranged. Protruding from the bottom wall of the second positioning groove to the outside of the second positioning groove, and the height of the protrusion is not greater than the depth of the second positioning groove;

When the refrigerator door is installed, the magnetic suction sheet or the iron sheet disposed in the second positioning groove is at least partially fitted and disposed in the first positioning groove.

The beneficial effects of the present invention are: in the refrigerator door of the present invention with a replaceable door panel, by arranging mutually matched hanging parts and hooks on the foam door body and the door panel, the door panel can be disassembled, assembled and replaced from the foam door body. It is simple and reliable, the overall structure is simple, the replacement process saves time and labor, and the replacement cost is saved.

Description of drawings

1 is a schematic diagram of the overall structure of a refrigerator door with a replaceable door provided by a first embodiment of the present invention;

Fig. 2 is the sectional structure schematic diagram along the A-A direction in Fig. 1;

Fig. 3 is the exploded structure schematic diagram of Fig. 1;

Fig. 4 is the enlarged structural representation of the part shown in circle A in Fig. 2;

Fig. 5 is the structural representation of the hook part in Fig. 3;

Fig. 6 is the structural representation of the handle in Fig. 2;

7 is a schematic diagram of the overall structure of a refrigerator door with a replaceable door surface provided by combining the second and third embodiments of the present invention;

FIG. 8 is a schematic cross-sectional structure diagram along the B-B direction in FIG. 7;

9 is a schematic diagram of an explosion structure of an upper refrigerator door provided by a second embodiment of the present invention;

Fig. 10 is the enlarged structural schematic diagram of the part shown in circle B in Fig. 8;

Fig. 11 is the structural representation of the handle groove in Fig. 9; '

Fig. 12 is the structural representation of the cover plate in Fig. 9;

13 is a schematic diagram of an exploded structure of a lower refrigerator door provided by a third embodiment of the present invention;

Fig. 14 is the enlarged structural schematic diagram of the part shown in the circle C in Fig. 8;

Fig. 15 is the structural representation of the handle groove in Fig. 13;

Fig. 16 is the structural representation of the baffle plate in Fig. 13;

17 is a schematic diagram of an exploded structure of a refrigerator door provided by a fourth embodiment of the present invention;

18 is a schematic diagram of an exploded structure of a refrigerator door provided by a fifth embodiment of the present invention.

detailed description

The present invention will be described in detail below with reference to the embodiments shown in the accompanying drawings. However, these embodiments do not limit the present invention, and structural or functional changes made by those skilled in the art according to these embodiments are all included in the protection scope of the present invention.

Depending on the design structure and/or function of the refrigerator, the compartments of the refrigerator vary. In the prior art, a refrigerator usually includes a plurality of compartments, such as a refrigerating compartment, a freezing compartment, a soft freezing compartment, and the like. Each refrigerator compartment is usually provided with one door or two doors. Correspondingly, the number of compartments and the number of refrigerator doors corresponding to the compartments can also be specifically adjusted as required. In the following specific examples of the present invention In the middle, the refrigerator includes upper and lower refrigerator doors.

Referring to FIGS. 1 to 6 , a refrigerator door with a replaceable door provided by the first embodiment of the present invention is provided. In this example, the refrigerator door is an upper refrigerator door as an example for specific introduction. In this specific example, the refrigerator door includes: a foamed door body 10, a door panel 20 that matches the foamed door body 10 and is detachably connected to the foamed door body 10; the foamed door body 10 includes: The foam body 11 is embedded with a hooking portion 30 from the front surface of the foaming body 11 ; the door panel 20 includes: a door surface and a hook arranged on the rear surface of the door surface and cooperating with the hooking portion 30 40.

In the specific embodiment of the present invention, as shown in FIG. 4 and FIG. 5 , the hooking portion 30 includes: a first groove (not numbered) that is recessed from the front surface of the foam body 11 to the inside of the foam body 11 , The first groove has a first surface 311 disposed near the upper end of the foam body 11, a second surface 312 connected to the first surface 311 and disposed near the lower end of the foam body 11, and respectively connecting the first surface 311 and the second surface 312 The third surface 313 and the fourth surface (not numbered) of the first surface 311; the first surface 311 is an inclined surface arranged from bottom to top and inclined to the outside of the first groove; the hooking part 30 also includes: at least the One of the third surface 313 and the fourth surface is spaced apart, and a first inclined surface 331 protrudes from the second surface 312 toward the first surface 311 , the first surface 311 and the first inclined surface 331 are parallel to each other, and A first chute 351 is formed between the parallel parts thereof, and an entrance of the first chute 351 is formed between the ends of the first surface 311 and the first inclined surface 331 facing the front surface of the foam body 11; the first inclined surface A second chute 352 and/or a third chute 353 are formed between the side wall of the 331 and the third surface 313 and/or the fourth surface which are spaced apart.

In a preferred embodiment of the present invention, the hooking part further comprises: a hooking piece 31 disposed on the front surface of the foam door body 10 , the middle part of the hooking plate 31 is recessed into the foam door body 10 to form a Describe the first slot.

In a preferred embodiment of the present invention, the connection between the first surface 311 and the second surface 312 is connected by an arc surface, so that the sliding rod of the hook 40 can be more closely fitted with the first sliding groove 351 bottom.

In a preferred embodiment of the present invention, the first inclined surface 331 is a part of a stopper that protrudes from the first surface 311 ; specifically, from the second surface 312 to the first surface 311 A stop table (not numbered) is arranged extending in the direction, and the stop table has a wall surface close to the first surface 311 to form the first inclined surface 331; the stop table further includes: close to and parallel to the first surface 311 The second connecting surface (not numbered) disposed on the two surfaces 312 and/or the third connecting surface 333 disposed close to and parallel to the third surface 313, and simultaneously connecting the first inclined surface 331 and the second surface 312 the fourth connection surface.

In the specific example of the present invention, the part where the depression forms the first groove is in the shape of a right-angled triangular truncated truncated truncated triangle, and one of the right-angled surfaces of the right-angled triangular truncated truncated truncated truncated shape is coplanar with the front surface of the foam body 11 , and the right-angled triangular truncated truncated truncated shape has The other right-angled surface, the inclined surface and the two symmetrical end surfaces respectively form the second surface 312 , the third surface 313 and the fourth surface of the first groove.

Preferably, the stop table includes: the first inclined surface 331, the second connecting surface, the third connecting surface 333 and the fourth connecting surface; correspondingly, the first inclined surface 331 and the first surface 311 A first sliding groove 351 is formed therebetween, a second sliding groove 352 is formed between the second connecting surface and the third surface 313 , and a third sliding groove 353 is formed between the third connecting surface 333 and the fourth surface.

In a preferred embodiment of the present invention, the fourth connecting surface extends from the end of the second surface 312 away from the first chute 351 toward the first inclined surface 331 , so that the door panel 20 can be easily connected to the first inclined surface 331 . The foam door body 10 is detachably connected.

In a specific example of the present invention, the fourth connection surface includes a first sub-connection surface 3341 perpendicular to the second surface 312 , and a second sub-connection surface connecting the first sub-connection surface 3341 and the first inclined surface 331 3342, the second sub-connecting surface 3342 is an inclined surface arranged from bottom to top and inclined into the first groove; in the process of assembling the door panel 20 to the foam door body 10, the sliding rod can use the The slope of the two sub-connecting surfaces 3342 moves from bottom to top to the entrance of the first chute 351 , and then slides down from the entrance of the first chute 351 into the first chute 351 from top to bottom.

In a preferred embodiment of the present invention, the connection between the first sub-connecting surface 3341 and the second sub-connecting surface 3342 is an arc surface connection, and/or the second sub-connecting surface 3342 and the first inclined surface 331 are connected It is connected by a circular arc surface; in this way, it is convenient for the door panel 20 to be disassembled and assembled from the foam door body 10 .

Preferably, the angle between the first surface 311 and the front surface of the foamed door body 10 is preferably less than or equal to 45 degrees, so that the door panel 20 is prevented from accidentally slipping out of the foamed door body 10; the The included angle between the second sub-connecting surface 3342 and the front surface of the foamed door body 10 is preferably between 45 degrees and 90 degrees, so that the door panel 20 can be matched and loaded on the foamed door body 10 .

4 and 6 , the hook 40 includes: a first sliding rod 43 arranged in parallel with the door panel 20 , and at least one second sliding rod 44 connecting the first sliding rod 43 and the door panel 20 ; The first sliding rod 43 is matched with the first sliding slot 351, and has an interval with the entrance of the first sliding slot 351; the second sliding rod 44 is matched with the preset second sliding rod 44. Slot 352 and/or third slot 353 Third slot 353 .

It should be noted that the main purpose of the second sliding rod 44 is to connect the first sliding rod 43 and the door panel 20 , and the number of the second sliding rod 44 can be changed according to the number of the sliding grooves formed in the hooking portion 30 . The minimum number is 1, and the maximum is the total number of chutes minus 1; for example: in the example shown in FIG. 5 , when the chutes formed in the hooking part 30 are the first When there are three sliding grooves 353, that is, the number of the sliding grooves is 3, then the second sliding bar 44 can be set to one or two.

In a specific example of the present invention, the hook 40 includes: a first sliding rod 43 arranged in parallel with the door panel 20 , and two second sliding rods respectively connecting the door panel 20 and the two ends of the first sliding rod 43 . The rods 44 and the two second sliding rods 44 are parallel to each other.

Preferably, the second sliding rod 44 is perpendicular to the rear wall surface of the door panel 20 .

In a preferred embodiment of the present invention, the hook further includes: a fixing plate 41 disposed on the rear surface of the door panel 20 , the middle of the fixing plate 41 protrudes toward the foam door body 10 to form a convex piece 42 . The second sliding rod 44 is disposed on the protruding piece 42 .

The door panel 20 may be made of glass material or other metal materials.

3 to 6 , in a preferred embodiment of the present invention, a cooperating limit magnetic device is also provided between the foam door body 10 and the door panel 20, so that during the loading process, at the same time, The relative positions of the door panel 20 and the foamed door body 10 are multiplely positioned by means of mechanical and magnetic attraction.

In a specific embodiment of the present invention, the refrigerator door further includes a magnetic suction piece and an iron piece arranged in a magnetic attraction cooperation with each other; the hanging piece faces the wall surface of the door panel 20 and is positioned below the first slot with a U A U-shaped boss 36, the U-shaped opening of the boss 26 faces the top of the foam door body 10, and a U-shaped first positioning groove 361 is formed on the wall surface of the hanging piece 31 facing the door panel 20 ; Corresponding to the first sliding rod 43, and under each sliding rod 43, a second positioning groove 45 is formed from the convex piece 42 toward the surface of the foamed door body 10 inwardly recessed, and the second positioning groove 45 penetrates through the wall surface of the protruding piece 42 toward the lower end of the foam door body 10;

One of the magnetic sheet 37 or the iron sheet 46 is disposed on the wall surface of the hanging sheet 31 inside the foam door body 10 , and is disposed corresponding to the position of the first positioning groove 361 . The magnetic sheet 37 Or the other one of the iron pieces 46 is protruded from the bottom wall of the second positioning groove 45 to the outside of the second positioning groove 45, and its protruding height is not greater than the depth of the second positioning groove 45; when the refrigerator door is installed, The magnetic attraction piece 37 or the iron piece 46 disposed in the second positioning groove 45 is at least partially fitted in the first positioning groove 361 . In this way, the mutual attraction of the magnetic sheet 37 and the iron sheet 46 can reduce the sliding of the door panel 20 relative to the foamed door body 10 , and reduce the possibility that the hook 40 moves relative to the hanging portion 30 due to accidental contact with the door panel 20 . At the same time, the U-shaped first positioning groove 361 fixes the position of the magnetic suction sheet 37 or the iron sheet 46, which indirectly and accurately locates the relative position of the door panel 20 and the foamed door body 10 in the horizontal direction.

In a preferred embodiment of the present invention, the magnetic suction sheet 37 is arranged on the foam door body 10, and the iron sheet 46 is arranged on the door panel 20; A groove is provided at the rear avoidance part of the hanging piece 31, and the hanging piece is fitted in the groove. During the production process of the foamed door body, the magnetic suction piece 37 is first built into the groove, Afterwards, the hanging piece 31 is fitted on the foamed door body through the notch on the foamed door body, and the hanging piece 31 and the foamed door body can be connected in various ways, such as: clipping, gluing, bolts Fixing, etc., will not be further described here.

In the specific embodiment of the present invention, the hooking parts 30 are matched with the hooks 40 one by one; the number of the hooking parts 30 can be set as required; preferably, the hooking parts 30 are set to an even number The hooking parts 30 are evenly arranged near the upper and lower ends of the foam door body 10; further, when the extension length of the hooking parts 30 in the horizontal direction is small, multiple groups can be arranged in the horizontal direction. The hooking portion 30 shares the weight when the door panel 20 is hooked to the foamed door body 10; correspondingly, when the extension length of the hooking portion 30 in the horizontal direction is relatively large, one end of the foamed door body 10 can be A group of hooking parts 30 is arranged at the middle position in the horizontal direction of the foamed door body 10; of course, a plurality of hooking parts 30 can also be arranged as a whole in a matrix type, a polygonal shape, a curved shape, etc., which will not be repeated here; In a specific embodiment of the invention, the hooking parts 30 include four sets of symmetrically arranged two-by-two, and the four sets of the hooking parts 30 are arranged close to four corners of the foam door body 10 .

During the installation process of the refrigerator door with a replaceable door in the above first embodiment, the foamed door body 1010 is usually foamed before leaving the factory, and before or after the foaming, the hanging sheet is fixed on the hair. The front wall surface of the bubble door body 10; in addition, the fixing plate is fixed on the rear wall surface of the door panel 20 by means of gluing or the like, and the hook 40 is installed on the fixed plate before or after the combination of the fixing plate and the door panel 20. On the board, the hook 40 and the fixing board can be connected by screw fitting, gluing, integral molding, etc.; in this way, the door panel 20 can be detachably loaded on the foam door body 10 to prepare for the work. When replacing the door panel 20, the rear wall surface of the door panel 20 is opposite to the front wall surface of the foamed door body 10 and placed in the same plane, at this time, the first sliding rod 43 is arranged opposite to the first sub-connecting surface 3341; further When the door panel 20 is lifted upward, the first sliding rod 43 slides to the entrance of the first sliding slot 351 following the slope of the second sub-connecting surface 3342 . When the first sliding rod 43 enters the entrance of the first sliding slot 351 When the door panel 20 is pressed down, the first sliding rod 43 enters the first sliding groove 351 along the entrance of the first sliding groove 351 , and slides to the bottom of the first first sliding groove 351 at the first sliding rod 43 In the process, the two second sliding bars 44 enter the second sliding groove 352 and the third sliding groove 353 and the third sliding groove 353 respectively and stop at the bottom of the corresponding sliding groove; iron The sheet 46 and the magnetic sheet 37 attract each other, and when the iron sheet 46 is fitted in the first positioning groove, their mutual magnetic attraction is the strongest; at this time, the front panel is fixed on the on the foam door body 10 . When the door panel is disassembled, the process is opposite to the above process; it should be noted that in this example, during the disassembly process, the door panel 20 is lifted upward, and at this time, the force of the upward lifting of the door panel 20 acts on the slope of the first chute 351 The downward conversion is converted into an outward force, so that the door panel 20 is separated from the foamed door body 10 , which will not be described further herein.

In the refrigerator door with a replaceable door according to the first embodiment of the present invention, during the cooperative installation of the door panel 20 and the foam door body 10, the first slide bar 43 is locked on the first sloping surface 331 by the setting of the first slope 331 on the stop table. In a chute 351; at the same time, through the limit magnetic attraction device between the door panel 20 and the foam door body 10, the front panel is fixed on the foam door body 10 through the interaction of multiple structures; in the disassembly process , by using the first inclined surface 331, the door panel 20 can be easily separated from the foamed door body 10 by lifting the door panel 20, so that the replacement of the door panel 20 becomes simple and reliable, the overall structure is simple, and the replacement process saves time and effort, Save replacement costs.

7, 8, 9, and 13, the refrigerator doors with replaceable doors provided by the second and third embodiments of the present invention both include: a foamed door body 10, a door panel 20, and a door formed on the hair A hidden handle provided at the junction of the foam door body 10 and the door panel 20 and close to its edge; the foam door body 10 and the door panel 20 are detachably connected through the hidden handle; the hidden handle includes : a handle groove 50 formed from the side wall of the foam door body 10 facing the interior of the foam door body 10, the handle groove 50 has a first opening formed on the side wall of the foam door body 10, the handle groove 50 The front wall of the shared foam door body 10 is also provided with a second opening penetrating the handle groove 50, and the first opening and the second opening are in communication; 20 A cover plate 60 with a rear wall surface and at least partially sealing the second opening; the cover plate 60 includes: a first baffle plate 61 arranged in cooperation with the door panel and a first baffle plate 61 extending from the first baffle plate 61 to the direction of the handle groove 50. Two baffles 62 ; the second baffle 62 and the bottom wall 5001 of the handle groove 50 are clamped and arranged to realize the detachable connection between the foam door body 10 and the door panel 20 .

In an implementation mode of the present invention, the first opening is formed on the wall surface where the top end of the foam door body 10 is located or the wall surface where the bottom end of the foam door body 10 is located; the second baffle plate 62 is arranged on the bottom wall of the handle groove Right above the 5001, in this way, the foam door body 10 carries the door panel 20 by the way of hiding the handle.

The bottom wall 5001 of the handle groove is provided with a first boss and/or a first accommodating groove, and the second baffle 62 is provided with a second accommodating groove matching the first boss and/or matching the first accommodating groove The second boss of the slot; through this structure, the handle slot 50 and the cover plate 60 can be better clamped and connected, and through this structure, the cover plate 60 can be prevented from moving in the horizontal direction relative to the handle slot 50 .

In a preferred embodiment of the present invention, a first screw hole and a second screw hole are respectively provided at the relative positions of the first boss and the second accommodating groove, and/or the second boss and the first accommodating A third screw hole and a fourth screw hole are respectively provided at the relative positions of the grooves; the handle slot 50 further comprises: bolts (not shown), the bolts are arranged in cooperation with the first screw holes and the second screw holes, and/ Or cooperating with the third screw hole and the fourth screw hole; through this structure, the relative position of the handle groove 50 and the cover plate 60 can be further locked, and then the position of the door panel 20 relative to the foam door body 10 can be locked, so that the Remains relatively tight in any direction.

Of course, in other embodiments of the present invention, the matching and fixing structures of the bolts and screw holes can also be set at other positions, for example, in the decorative strip on the foam door body 10, the matching manner of the screw holes of the bolts can limit the door. The panel 20 and the foam door 10 have the freedom of mutual movement in any direction, and the structure is simple and reliable, which is convenient for transportation of the refrigerator, and will not be further described here.

In addition, it should be noted that, in the preferred embodiment of the present invention, the handle groove can be directly recessed and formed on the foam door body, or the handle groove can be made as a whole as a component. During the production process of the foam door body, The manufactured handle groove is embedded in the corresponding position of the foamed door body according to its positional relationship with the foamed door body. The cover plate can usually be fixed on the front panel by means of gluing or the like, which will not be further described here.

In the following specific embodiments, for convenience of description, in the refrigerator doors with replaceable fronts provided by the second embodiment and the third embodiment of the present invention, the parts with the same name are respectively distinguished by the suffixes a and b.

With reference to FIGS. 7 to 12 , in the refrigerator door with a replaceable door provided by the second embodiment of the present invention, the first opening 501a is formed on the wall where the top of the foam door 10 is located, and the bottom of the handle groove is formed. The end of the wall 5001a close to the second opening 502a is recessed downward to form a third accommodating groove 52, and the bottom wall of the third accommodating groove 52 is recessed downward to form the first accommodating groove 51; An accommodating groove 51 has a third opening 511 formed on the top wall of the third accommodating groove 52 , and a side wall of the first accommodating groove 51 sharing the front wall of the foam door The fourth opening 512 of the first accommodating groove 51, the third opening 511 and the fourth opening 512 communicate with each other; the second boss 63 is arranged on the lower end surface of the second baffle plate 62a; the refrigerator door is assembled When completed, the second boss 63 is fitted into the first accommodating groove 51 ; the second baffle 62 a is fitted into the third accommodating groove 52 , and the second baffle The upper surface of 62a smoothly transitions with the inner wall surface of the bottom wall 5001a of the handle groove.

Further, a third screw hole 631 and a fourth screw hole 513 are respectively set at the relative positions of the second boss 63 and the first accommodating groove 51 ; the handle groove 50 further includes: bolts, and the bolts are set in cooperation with each other. in the third screw hole 631 and the fourth screw hole 513 .

Preferably, the third screw hole 631 penetrates through and extends to the upper end surface of the second baffle plate 62a; during the assembly process of the refrigerator door, bolts (not shown) enter from the upper end surface of the second baffle plate 62a and sequentially. Pass through and fasten to the third screw hole 631 and the fourth screw hole 513; when the refrigerator door is assembled, the nut of the bolt is embedded in the second baffle 62a to prevent the bolt from protruding from the first The upper end surfaces of the two baffles 62a, in this way, ensure the safety of the user using the hidden handle.

Preferably, corresponding to the fourth screw hole 513 and on the outer wall surface of the bottom end wall of the first accommodating slot 51, an extension table covering the fourth screw hole 513 is provided, and the fourth screw hole 513 penetrates through. The extension table is arranged to extend the axial length of the fourth screw hole 513 to increase the bearing capacity of the fourth screw hole 513 .

13 to 16 , in the refrigerator door with a replaceable door provided by the third embodiment of the present invention, the first opening 501b is formed on the wall where the bottom end of the foam door 10 is located, and the handle groove A second opening 502b penetrating the handle groove is also opened on the front wall of the shared foam door body, and the first opening 501b is communicated with the second opening 502b; the hidden handle further comprises: from the foaming The front wall surface of the door body 10 is also recessed inward and is used for accommodating the fourth accommodating groove 53 of the second baffle plate 62b. The first side wall of the fourth accommodating groove 53 shares the bottom wall of the handle groove. 5001b; the first boss 54 is disposed on the outer wall surface of the bottom wall 5001b of the handle groove.

The lower wall of the second baffle 62b is recessed upward to form the second accommodating groove 64; the second accommodating groove 64 has a fifth opening 641 formed on the lower wall of the second baffle 62b, The second accommodating groove 64 shares the side wall of the second baffle 62b away from the end surface of the first baffle 61b, and a sixth opening 642 is opened through the second accommodating groove 64. The fifth opening 641 and The sixth opening 642 communicates with each other; in this example, the main purpose of setting the fourth accommodating groove 53 is to set up an accommodating space for the second baffle 62b, so as to prevent the second baffle 62b from directly contacting the foaming The foam material in the door body 10.

When the refrigerator door is assembled, the first boss 54 is fitted into the second accommodating groove 64; the second baffle 62b abuts against the outer wall surface of the bottom wall 5001b of the handle groove, A baffle 61b completely seals the opening of the fourth accommodating slot 53, and at the same time, the first baffle 61b abuts and closes part of the opening of the handle slot.

Preferably, the first baffle plate 61b abuts against the end surface of the first side wall at the same time, so that the cover plate is more stably connected to the handle groove.

Further, a first screw hole 541 and a second screw hole 643 are respectively provided at the relative positions of the first boss 54 and the second accommodating slot 64; the handle slot 50 further includes: bolts (not shown), The bolts are fitted in the first screw holes 541 and the second screw holes 643 .

Preferably, the first screw hole 541 penetrates and extends to the inner wall surface of the bottom wall 5001b of the handle groove 50; during the assembly process of the refrigerator door, the bolts enter from the inner wall surface of the bottom wall 5001b of the handle groove and pass through in sequence. And screw it into the first screw hole 541 and the second screw hole 643; when the refrigerator door is assembled, the nut of the bolt is embedded in the bottom wall 5001b of the handle groove to prevent the bolt from protruding from the handle groove 50 The bottom wall 5001b is exposed in the handle groove 50, so as to ensure the safety of the user using the hidden handle.

Preferably, corresponding to the second screw hole 643 and on the outer wall surface of the bottom end wall of the second accommodating slot 64, an extension table covering the second screw hole 643 is provided, and the second screw hole 643 penetrates through. The extension table is arranged to extend the axial length of the second screw hole 643 to increase the bearing capacity of the second screw hole 643 .

Preferably, crisscrossing reinforcing ribs 55 are arranged on the inner wall surface of the first side wall and cover the first boss 54. In this way, when the second baffle plate 62b abuts against the first side wall, it lifts up. fit between the two.

The refrigerator door with replaceable front panel provided by the second embodiment and the third embodiment above; in two specific implementation manners, during the assembly process of the refrigerator door, the door panel 20 is pushed so that the second baffle 62 on it is free from the bottom wall 5001 of the handle groove When the upper end of the door is pushed into the direction of the foamed door body 10, and the bosses and/or accommodating grooves on it are completely matched with the accommodating grooves and/or bosses on the bottom wall 5001 of the handle groove on the foamed door body 10, Stop pushing the door panel 20; at this time, the door panel 20 is relatively fixed on the foam door body 10; further, by locking the bolts in the corresponding screw holes, the door panel 20 can be firmly positioned on the foam door body 10 On the door body 10, at this time, when the door panel 20 receives an external force, it will not be separated from the foamed door body 10 in any direction.

The second and third embodiments of the present invention provide a refrigerator door with a replaceable door, through the hidden handle provided at the intersection of the foamed door body 10 and the door panel 20 , the door panel 20 can be made from the foamed door body 10 . The disassembly and replacement become simple and reliable, the overall structure is simple, the replacement process saves time and effort, and the replacement cost is saved.

It should be noted that the refrigerator doors with replaceable fronts described in the above three embodiments can be used alone or in combination; with reference to FIGS. 17 and 18 , the fourth and fifth embodiments of the present invention provide The refrigerator door with replaceable door surface combines the above-mentioned first embodiment and the second embodiment, and the above-mentioned first embodiment and the third embodiment, that is, the foam door body 10 and the door panel 20 are combined. A hidden handle and a hooking part 30 and a hook 40 that cooperate with each other are arranged between them. Preferably, the hooking part 30 and the hook 40 are arranged away from the hidden handle; for example, in the specific example of the present invention, as shown in FIG. 17 , when When the hidden handle is arranged on the upper end of the door body, the hooking part 30 and the hook 40 are arranged close to the lower end of the door body; as shown in FIG. 18 , when the hidden door handle is arranged on the lower end of the door body, the hooking part 30 and hooks 40 are disposed near the upper end of the door body; in this embodiment, the number of the hooking portions 30 and the hooks 40 can be specifically set as required, and will not be further described here.

In the fourth and fifth embodiments, the door panel 20 is disassembled and assembled with reference to the installation process of the first embodiment and the second embodiment. The third opening and the fourth opening, and the second groove has the fifth opening and the sixth opening which are arranged in communication with each other, so that, in the process of disassembling and assembling the door panel 20 based on the first embodiment, the structure of the hidden handle will not block the process according to the Taking the first groove as an example, in the process of disassembling and assembling the door panel 20 in the first embodiment, the second boss 63 enters the first groove from the intersection of the third opening and the fourth opening, and is finally positioned at the first groove. The grooves are not further described here.

According to the fourth and fifth embodiments of the present invention, the refrigerator doors with replaceable fronts are provided with a hidden handle at the intersection of the foamed door body 10 and the door panel 20, and the hooking parts 30 and hooks 40 that cooperate with each other. While utilizing the space occupied by the hidden handle on the refrigerator, the door panel 20 can be easily and reliably disassembled and replaced from the foamed door body 10, the overall structure is simple, the replacement process saves time and labor, and the replacement cost is saved.

It should be understood that although this specification is described in terms of embodiments, not every embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole, and each The technical solutions in the embodiments can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

The series of detailed descriptions listed above are only specific descriptions for the feasible embodiments of the present invention, and they are not used to limit the protection scope of the present invention. Changes should all be included within the protection scope of the present invention.

Claims

A refrigerator door with a replaceable door surface, comprising: a foamed door body, a door panel that matches the foamed door body and is detachably connected to the foamed door body; the foamed door body comprises: a foamed main body, which is a hook portion embedded in the front surface of the foam body; the door panel comprises: a door face and a hook arranged on the rear surface of the door face and cooperating with the hook portion;

It is characterized in that, the hooking part comprises: a first groove formed concavely from the front surface of the foaming body to the inside of the foaming body, the first groove has a first surface disposed close to the upper end of the foaming body, and is connected to the first groove. a second surface provided on one side and close to the lower end of the foamed body, and a third surface and a fourth surface respectively connecting the first surface and the second surface;

The first surface is an inclined surface inclined from bottom to top and inclined to the outside of the first groove;

The hooking part further includes: a first inclined surface arranged at least spaced from one of the third surface and the fourth surface and protruding from the second surface in the direction of the first surface, the first surface and the first surface The inclined surfaces are parallel to each other, and a first chute is formed between the parallel parts, and the entrance of the first chute is formed between the ends arranged toward the front surface of the foaming body; the side wall of the first inclined surface is spaced from it. A second chute and/or a third chute is formed between the third surface and/or the fourth surface;

The hook includes: a first sliding rod arranged in parallel with the door panel, and at least one second sliding rod connecting the first sliding rod and the door panel;

The first sliding bar is matched with the first sliding slot and has a space from the entrance of the first sliding slot; the second sliding bar is matched with the preset second sliding slot and/or the first sliding slot. Three chutes.
The refrigerator door with a replaceable door surface according to claim 1, wherein the part where the recess forms the first groove is in the shape of a right-angled triangular table, and one of the right-angled surfaces of the right-angled triangular table is connected to the front of the foam body. The surfaces are coplanar, and the other right-angled face, the inclined face and the two symmetrical end faces of the right-angled triangular truncated shape respectively form the second face, the third face and the fourth face of the first groove.
The refrigerator door with a replaceable door surface according to claim 1 or 2, wherein the connection between the first surface and the second surface is an arc surface connection.
The refrigerator door with a replaceable door according to claim 3, characterized in that a stop table is extended from the second face toward the first face, and the stop table has a position close to the first face. The wall surface forms the first inclined surface; the stop table further comprises: a second connecting surface disposed close to and parallel to the second surface and/or a third connecting surface disposed close to and parallel to the third surface, and a fourth connecting surface simultaneously connecting the first inclined surface and the second surface.
The refrigerator door with a replaceable door surface according to claim 4, wherein the fourth connecting surface extends from the end of the second surface away from the first chute toward the first inclined surface.
The refrigerator door of claim 5, wherein the fourth connection surface comprises a first sub-connection surface perpendicular to the second surface, and the first sub-connection surface and the first sub-connection surface are connected. A second sub-connecting surface of an inclined surface, the second sub-connecting surface is an inclined surface arranged from bottom to top and inclined into the first groove.
The refrigerator door with replaceable door surface according to claim 6, wherein the connection between the first sub-connecting surface and the second sub-connecting surface is a circular arc surface connection, and/or the second sub-connecting surface and The first inclined surface connection is a circular arc surface connection.
The refrigerator door with a replaceable door surface according to claim 4, wherein the stop table comprises: the first inclined surface, the second connecting surface, the third connecting surface and the fourth connecting surface;

The hook includes: a first sliding rod arranged in parallel with the door panel, two second sliding rods respectively connecting the door panel and two ends of the first sliding rod, and the two second sliding rods are parallel to each other .
The refrigerator door with a replaceable door panel according to claim 8, wherein the second sliding rod is perpendicular to the rear wall surface of the door panel.
The refrigerator door with a replaceable door surface according to claim 8, wherein the hooking part further comprises: a hooking piece arranged on the front surface of the foamed door body, the middle part of the hooking piece is toward the foaming The inner recess of the door body forms the first groove;

A U-shaped boss is arranged on the wall surface of the hanging piece facing the door panel and below the first groove. The U-shaped opening of the boss faces the top of the foamed door body, and the hanging piece A U-shaped first positioning groove is formed on the wall facing the door panel;

The hook further comprises: a fixing plate arranged on the rear surface of the door panel, the middle part of the fixing plate protrudes toward the foamed door body to form a convex piece, and the second sliding rod is arranged on the convex piece;

Corresponding to each first sliding rod and under each sliding rod, a second positioning groove is formed inwardly from the surface of the protruding sheet toward the foam door body, and the second positioning groove penetrates the protrusion The sheet faces the wall of the lower end of the foamed door body;

The refrigerator door also includes a magnetic suction piece and an iron piece arranged to cooperate with each other in magnetic attraction;

One of the magnetic suction sheet or the iron sheet is arranged on the wall surface of the hanging sheet inside the foam door body, and is arranged corresponding to the position of the first positioning groove, and the other of the magnetic suction sheet or the iron sheet is arranged. Protruding from the bottom wall of the second positioning groove to the outside of the second positioning groove, and the height of the protrusion is not greater than the depth of the second positioning groove;

When the refrigerator door is installed, the magnetic suction sheet or the iron sheet disposed in the second positioning groove is at least partially fitted and disposed in the first positioning groove.